\\o 

A General dancing action symbol for use in games such as Tactical Ops, or in Internet Relay Chat (IRC)

1 Guy: \o/
2 Guy: \\o
1 Guy: o//

\\o by Adam Williams October 8, 2003

\\o 

Alternative definition of lol, used in games such as Tactical Ops

guy falls to his death from a roof
Dead Guy, "lol"
Other guy, "\\o"

\\o by Jason Linsdell October 5, 2003

\o/ 

A smiley of a cheering guy throwing his hands in the air, expressing great happiness. In a rare case, it can portray someone throwing his hands in the air in exasperation or panic.

1. YES! My new computer has arrived! \o/

2. Dammit, I have loads of work to do and tomorrow's the deadline! \o/

\o/ by Fluid August 26, 2003

O 

The letter fucking o. Are you that bored?
Or you just smashed your keyboard but only a o cane out?

Pee pee POO POO

O by 🙇‍♀️🙇‍♀️🙇‍♀️ October 15, 2019

O 

Something someone says when they're too lazy to type "Oh".

Person 1: Sorry man I can't go to your birthday.
Person 2: O

O by DylanPaterson July 7, 2019

:o 

The act / face of being surprised.

OMG I didn't know he did that! :O

:o by Jak Dude May 5, 2005

o .

a way to make any conversation awkward

o .

o . by o . man September 15, 2010